ry_app/package_a/monitor/monitor.nvue

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<template>
<view class="monitor-container">
<text class="header">实时监控</text>
<!-- 这里使用我们封装好的原生插件组件 ry-ipc-video -->
<view class="video-wrapper">
<!-- #ifdef APP-PLUS -->
<ry-ipc-video
ref="ipcVideo"
class="ipc-video"
:uid="deviceUid"
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:channel="currentChannel"
:streamType="currentStreamType"
:isNvr="isNvr"
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@onStatus="onVideoStatusChange">
</ry-ipc-video>
<!-- #endif -->
<!-- 非App端提示 -->
<!-- #ifndef APP-PLUS -->
<view class="not-support-tips">
<text class="not-support-tips-text">当前环境不支持查看监控请使用App</text>
</view>
<!-- #endif -->
</view>
<view class="status-text-wrap" v-if="statusMsg">
<text class="status-text">状态:{{ statusMsg }}</text>
</view>
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<!-- 设置区域 -->
<view class="settings-panel">
<view class="setting-row">
<text class="setting-label">设备类型:</text>
<view class="options-group">
<text class="option-btn" :class="!isNvr ? 'active-btn' : ''" @click="changeNvr(false)">单体(IPC)</text>
<text class="option-btn" :class="isNvr ? 'active-btn' : ''" @click="changeNvr(true)">主机(NVR)</text>
</view>
</view>
<view class="setting-row" v-if="isNvr">
<text class="setting-label">通道:</text>
<view class="options-group">
<text class="option-btn" :class="currentChannel === 0 ? 'active-btn' : ''" @click="changeChannel(0)">CH1</text>
<text class="option-btn" :class="currentChannel === 1 ? 'active-btn' : ''" @click="changeChannel(1)">CH2</text>
<text class="option-btn" :class="currentChannel === 2 ? 'active-btn' : ''" @click="changeChannel(2)">CH3</text>
<text class="option-btn" :class="currentChannel === 3 ? 'active-btn' : ''" @click="changeChannel(3)">CH4</text>
</view>
</view>
<view class="setting-row">
<text class="setting-label">清晰度:</text>
<view class="options-group">
<text class="option-btn" :class="currentStreamType === 1 ? 'active-btn' : ''" @click="changeStream(1)">高清</text>
<text class="option-btn" :class="currentStreamType === 2 ? 'active-btn' : ''" @click="changeStream(2)">标清</text>
</view>
</view>
</view>
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<view class="controls">
<button class="btn btn-primary" @click="startPlay"><text class="btn-text">播放</text></button>
<button class="btn btn-warn" @click="stopPlay"><text class="btn-text">停止</text></button>
</view>
</view>
</template>
<script>
export default {
data() {
return {
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deviceUid: 'HLTY036190SYNSK', // 默认使用你 Demo 里的测试 UID
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isPlaying: false,
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statusMsg: '等待操作',
currentChannel: 0, // 0对应CH1, 1对应CH2...
currentStreamType: 1, // 1为高清(主码流)2为标清(子码流)
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isNvr: true // 是否为 NVR 设备
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}
},
onLoad(options) {
if (options && options.uid) {
this.deviceUid = options.uid;
}
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// 如果上个页面传了 isNvr 参数,这里可以接收
if (options && typeof options.isNvr !== 'undefined') {
// options.isNvr 通常传过来是字符串 'true' 或 'false'
this.isNvr = options.isNvr === 'true';
}
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},
onUnload() {
// 页面卸载时停止播放,释放资源
this.stopPlay();
},
methods: {
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changeNvr(isNvrFlag) {
if (this.isNvr === isNvrFlag) return;
this.isNvr = isNvrFlag;
// 如果切换到了单体 IPC通道强制归 0
if (!isNvrFlag) {
this.currentChannel = 0;
}
// 如果正在播放,切换设备类型后需要完全重新连接并播放
if (this.isPlaying) {
this.stopPlay();
setTimeout(() => {
this.startPlay();
}, 1000); // 切换设备类型可能需要稍长一点的时间断开重连
}
},
changeChannel(ch) {
if (this.currentChannel === ch) return;
this.currentChannel = ch;
// 如果正在播放,切换通道后重新播放
if (this.isPlaying) {
this.stopPlay();
setTimeout(() => {
this.startPlay();
}, 500);
}
},
changeStream(type) {
if (this.currentStreamType === type) return;
this.currentStreamType = type;
// 如果有单独切换清晰度的方法可以调用,如果没有就重启播放
if (this.isPlaying) {
if (this.$refs.ipcVideo && typeof this.$refs.ipcVideo.setStreamType === 'function') {
this.$refs.ipcVideo.setStreamType(type);
} else {
this.stopPlay();
setTimeout(() => {
this.startPlay();
}, 500);
}
}
},
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startPlay() {
// #ifdef APP-PLUS
if (this.$refs.ipcVideo) {
this.statusMsg = '正在发起播放请求...';
console.log('组件对象:', this.$refs.ipcVideo);
// 在 nvue 中调用组件的方法,有时可能需要通过 evalJS但绝大多数情况可以直接调
if (typeof this.$refs.ipcVideo.start === 'function') {
try{
this.$refs.ipcVideo.start();
}
catch(err){
console.error("this.$refs.ipcVideo.start时发生前端异常:", err);
uni.showModal({
title: '前端回调解析异常',
content: err.toString(),
showCancel: false
});
}
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} else {
console.error('start 方法不存在,可能插件注册失败或版本未生效');
uni.showToast({ title: '插件方法未找到', icon: 'none' });
}
} else {
uni.showToast({ title: '插件未加载成功', icon: 'none' });
}
// #endif
// #ifndef APP-PLUS
uni.showToast({ title: '仅App端支持', icon: 'none' });
// #endif
},
stopPlay() {
// #ifdef APP-PLUS
if (this.$refs.ipcVideo) {
if (typeof this.$refs.ipcVideo.stop === 'function') {
this.$refs.ipcVideo.stop();
}
this.statusMsg = '已发送停止指令';
}
// #endif
},
onVideoStatusChange(e) {
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try {
console.log("视频状态改变:", e);
// 根据我们在 Java 封装里写的 fireEventStatus 传回的 msg 显示
if (e && e.detail) {
// 提取参数
const status = e.detail.status;
const msg = e.detail.msg;
const msgParam = e.detail.msgParam;
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// 更新页面显示的文字状态
if (msg) {
this.statusMsg = msg;
}
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// 捕获来自 Java 层主动抛出的原生崩溃错误
if (status === 'error' && msg && msg.indexOf('原生启动崩溃') !== -1) {
uni.showModal({
title: '原生插件崩溃',
content: msg,
showCancel: false
});
this.isPlaying = false;
return;
}
// 处理特定的连接错误状态
if (status === 'error' || msgParam === 7 || msgParam === 14) {
uni.showToast({
title: msg ? msg : '摄像机离线,请检查设备网络',
icon: 'none',
duration: 3000
});
// 可以在这里做一些重置操作
this.isPlaying = false;
} else if (status === 'playing') {
this.isPlaying = true;
}
} else {
// 如果 e.detail 是空对象或者 undefined提示异常
console.error("收到空的状态事件:", e);
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uni.showToast({
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title: '收到空状态,原生可能发生异常',
icon: 'none'
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});
}
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} catch (err) {
console.error("解析状态回调时发生前端异常:", err);
uni.showModal({
title: '前端回调解析异常',
content: err.toString(),
showCancel: false
});
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}
}
}
}
</script>
<style>
/* nvue 样式必须是纯 CSS/flex不支持 scss 嵌套和某些普通 css 属性 */
.monitor-container {
flex: 1;
flex-direction: column;
background-color: #f5f5f5;
}
.header {
font-size: 32rpx;
font-weight: bold;
text-align: center;
padding: 20rpx;
background-color: #ffffff;
}
.video-wrapper {
width: 750rpx;
height: 450rpx;
background-color: #000000;
flex-direction: column;
justify-content: center;
align-items: center;
}
.ipc-video {
width: 750rpx;
height: 450rpx;
}
.not-support-tips {
align-items: center;
justify-content: center;
}
.not-support-tips-text {
color: #ffffff;
font-size: 28rpx;
}
.status-text-wrap {
align-items: center;
margin-top: 20rpx;
}
.status-text {
text-align: center;
font-size: 26rpx;
color: #666666;
}
.controls {
flex-direction: row;
justify-content: space-around;
padding-top: 40rpx;
padding-bottom: 40rpx;
}
.btn {
width: 300rpx;
height: 80rpx;
border-radius: 10rpx;
align-items: center;
justify-content: center;
}
.btn-primary {
background-color: #007aff;
}
.btn-warn {
background-color: #e64340;
}
.btn-text {
color: #ffffff;
font-size: 30rpx;
}
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.settings-panel {
padding: 20rpx;
margin-top: 20rpx;
background-color: #ffffff;
}
.setting-row {
flex-direction: row;
align-items: center;
margin-bottom: 20rpx;
}
.setting-label {
font-size: 28rpx;
color: #333333;
width: 120rpx;
}
.options-group {
flex-direction: row;
flex: 1;
}
.option-btn {
padding: 10rpx 20rpx;
font-size: 26rpx;
color: #666666;
background-color: #f0f0f0;
border-radius: 8rpx;
margin-right: 20rpx;
}
.active-btn {
color: #ffffff;
background-color: #007aff;
}
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</style>